MS-DRG
MS-DRG 981: Extensive O.R. Procedure Unrelated to Principal Diagnosis with MCC
Major OR unrelated to PDX + MCC
DRG
981
MDC
MDC 24: Other
Severity
with MCC
Relative weight
5.5234
Avg LOS
9.4 days
Typical indications
- Surgery during admission
Common denial patterns
- OR linkage validation
Appeal angles
Document OR necessity.
Context: how MS-DRGs work
MS-DRGs bundle hospital inpatient payment into a single amount per admission. Each DRG has a relative weight that multiplies the hospital's base rate to determine payment. 981 has relative weight 5.5234. Major Complication or Comorbidity (MCC) and Complication or Comorbidity (CC) secondary diagnoses can move a case to a higher-paying DRG within the same family.
Frequently asked questions
What is MS-DRG 981?
Extensive O.R. Procedure Unrelated to Principal Diagnosis with MCC. Major OR unrelated to PDX + MCC.
What are typical indications?
Surgery during admission.
Why are claims under this DRG denied?
OR linkage validation.
How do I appeal?
Document OR necessity.
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